__init__.py 文件源码

def create_celery_app(app=None):
    """Return a celery app in app context"""
    app = app or create_app(
        os.environ.get("ENV", "prod"), register_blueprints=False)
    celery = Celery(
        app.import_name,
        backend=app.config['CELERY_RESULT_BACKEND'],
        broker=app.config['CELERY_BROKER_URL'])

    celery.conf.update(app.config)
    TaskBase = celery.Task

    class ContextTask(TaskBase):
        abstract = True

        def __call__(self, *args, **kwargs):
            with app.app_context():
                return TaskBase.__call__(self, *args, **kwargs)

    celery.Task = ContextTask
    return celery